Finding the Fourth Proportional to 251,812.80, 377,427.60 and 101,954.70
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Solution
The fourth proportional to 251,812.80, 377,427.60 and 101,954.70 is: 152,813.99
Step by Step Solution
- Step 1: Write the proportion equation
251,812.80 : 377,427.60 = 101,954.70 : x - Step 2: Convert to fraction form
251,812.80/377,427.60 = 101,954.70/x - Step 3: Cross multiply
251,812.80x = 377,427.60 × 101,954.70 - Step 4: Simplify right side
251,812.80x = 38,480,517,729.72 - Step 5: Solve for x
x = 38,480,517,729.72/251,812.80 - Step 6: Final answer
x = 152,813.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.